What is the pH of a 10^-6 mol/L solution of a strong base like NaOH at 25 degrees Celsius?
Answer and explanation
Correct answer: C. 8
- Step 1: [OH-] = 10^-6, so pOH = 6.
- Step 2: pH = 14 - 6 = 8.
Answer
8.
Why not the others: 6, 9 and -6 do not fit.
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